ClassID:

43172

B23K20/227 - CPC Classification

Classification description:

Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating taking account of the properties of the materials to be welded with ferrous layer

Sub-classes:
Recent Application in this class:
#1
20260091446
2026-04-02

METHOD FOR PREPARING ALLOY FOR DIFFUSION BONDING, AND DIFFUSION BONDING MATERIAL PRODUCED USING METHOD FOR PREPARING ALLOY FOR DIFFUSION BONDING

#2
20240326399
2024-10-03

LOW-DENSITY CLAD STEEL SHEET HAVING EXCELLENT FORMABILITY AND FATIGUE PROPERTY AND MANUFACTURING METHOD THEREFOR

#3
20240316684
2024-09-26

METHOD FOR CONNECTING FERRITIC WITH AUSTENITIC STEEL PIPES

#4
20240212910
2024-06-27

Electrical Steel Strip, Use of an Electrical Steel Strip and Method for Producing an Electrical Steel Strip

#5
20240100624
2024-03-28

SOLID-STATE JOINING OF FEATURES TO CAST PARTS

#6
20230356304
2023-11-09

EXPANSION CLAMPING DEVICE AND METHOD OF MAKING SAME

#7
20230191527
2023-06-22

ULTRASONIC ADDITIVE MANUFACTURING OF CLADDED AMORPHOUS METAL PRODUCTS

#8
20230096628
2023-03-30

FRICTION STIR WELDING TOOL AND METHOD FOR PRODUCING SAME

#9
20230058507
2023-02-23

ULTRASONIC ADDITIVE MANUFACTURING OF CLADDED AMORPHOUS METAL PRODUCTS

#10
20220297227
2022-09-22

CLADDED AMORPHOUS METAL PRODUCTS

#11
20220184728
2022-06-16

Method to eliminate dissimilar metal welds

#12
20220097167
2022-03-31

METHOD FOR DIFFUSION JOINING AND DEVICE THEREFOR WITH PRESSURE VARIATION

#13
20220072602
2022-03-10

LINEAR MOTION SHAFT FOR STEERING DEVICE, STEERING DEVICE, AND METHOD OF MANUFACTURING THESE

#14
20220052348
2022-02-17

Foil for secondary battery negative electrode collector

#15
20210404656
2021-12-30

PYROLYSIS RETORT METHODS AND APPARATUS

#16
20210308785
2021-10-07

System for and method of linking by friction welding a first piece of steel to a second piece of steel with use of Ni-based alloys adapter

#17
20210260862
2021-08-26

Low-density clad steel sheet having excellent formability and fatigue property

#18
20210245293
2021-08-12

SOLID-STATE JOINING OF FEATURES TO CAST PARTS

#19
20210205918
2021-07-08

Method for low-temperature joining of metal materials, and joint structure

#20
20200376809
2020-12-03

Cladded amorphous metal products

#21
20200324362
2020-10-15

Ultrasonic additive manufacturing of cladded amorphous metal products

#22
20200224813
2020-07-16

Electric-resistance-welded stainless clad steel pipe or tube

#23
20200140970
2020-05-07

AN APPARTUS AND A METHOD FOR PROCESSING STAINLESS STEEL AND AN IMPROVED STAINLESS STEEL FOR BIOIMPLANTS THEREOF

#24
20200016685
2020-01-16

Method and apparatus to form a workpiece employing vibration welding

#25
20190389178
2019-12-26

STEEL MATERIAL COMPOSITE WITH INHOMOGENEOUS PROPERTY DISTRIBUTION

#26
20190344329
2019-11-14

Method of riveting

#27
20190344315
2019-11-14

High-strength corrosion-resistant composite chequered iron and manufacturing method therefor

#28
20190283860
2019-09-19

THREE-DIMENSIONAL METAL INSULATING PART

#29
20190247951
2019-08-15

Rack and method for producing a rack for a steering gear of a motor vehicle

#30
20190219218
2019-07-18

Method of producing electric-resistance-welded stainless clad steel pipe or tube

#31
20190168335
2019-06-06

Friction welding method and friction welding apparatus

#32
20190162261
2019-05-30

Brake disc and method of producing the same

#33
20190134756
2019-05-09

Interlayered structures for joining dissimilar materials and methods for joining dissimilar metals

#34
20190134755
2019-05-09

Interlayered structures for joining dissimilar materials and methods for joining dissimilar metals

#35
20190106772
2019-04-11

Metal alloy for coin production

#36
20190099966
2019-04-04

High strength mechanical fastening inclusions for fiber reinforced polymer structures

#37
20190084076
2019-03-21

Method for producing a hot-rolled plated composite material, flat product stack, hot-rolled plated composite material and use thereof

#38
20190047256
2019-02-14

Method for manufacturing clad material

#39
20190047254
2019-02-14

Clad material

#40
20190025874
2019-01-24

Techniques for joining one or more structures of an electronic device

#41
20190024204
2019-01-24

Dual hardness steel article

#42
20180371986
2018-12-27

Connecting rod for an internal combustion engine with variable compression

#43
20180369951
2018-12-27

Repair method and repair material

#44
20180361498
2018-12-20

WELDING METHODS INCLUDING FORMATION OF AN INTERMEDIATE JOINT USING A SOLID STATE WELDING PROCESS

#45
20180339361
2018-11-29

Machine component and method for producing the same

#46
20180333801
2018-11-22

Shanks

#47
20180311907
2018-11-01

Method of assembling two pieces of different materials and assembly resulting from the method of assembling

#48
20180297146
2018-10-18

Friction stir welding equipment

#49
20180236750
2018-08-23

Method for producing a composite material, and a provisional composite

#50
20180222150
2018-08-09

Method for joining dissimilar metals and articles comprising the same

#51
20180119634
2018-05-03

Magnetic pulse welding of engine components

#52
20180111220
2018-04-26

BONDING METHOD AND BONDED STRUCTURE

#53
20180103540
2018-04-12

Printed wiring board with a reinforcing member having a diffusion-bonded nickel layer

#54
20180099351
2018-04-12

Bearing component

#55
20180085848
2018-03-29

Method for producing metal member

#56
20180073462
2018-03-15

Piston for internal combustion engine having high temperature-capable crown piece

#57
20180071858
2018-03-15

Method for producing metal member

#58
20180051876
2018-02-22

Pyrolysis retort methods and apparatus

#59
20180043467
2018-02-15

SYSTEM FOR AND METHOD OF LINKING BY FRICTION WELDING A FIRST PIECE OF STEEL TO A SECOND PIECE OF STEEL WITH USE OF NI-BASED ALLOYS ADAPTER

#60
20180036834
2018-02-08

METHOD AND APPARATUS FOR FRICTION WELDING

#61
20180015568
2018-01-18

Joining method

#62
20180001571
2018-01-04

Fluid system and method of manufacture via friction welding

#63
20170334016
2017-11-23

METHOD AND APPARATUS TO FORM A WORKPIECE EMPLOYING VIBRATION WELDING

#64
20170326680
2017-11-16

Inertia friction welding system for martensite-free joining of materials

#65
20170297304
2017-10-19

Multi-layer flat steel product and component produced therefrom

#66
20170282288
2017-10-05

Method to eliminate dissimilar metal welds

#67
20170271627
2017-09-21

Lithium-ion secondary-battery case and manufacturing method therefor

#68
20170225261
2017-08-10

Welding electrodes and methods of manufacturing same

#69
20170216961
2017-08-03

Friction stir extrusion of nonweldable materials for downhole tools

#70
20170197276
2017-07-13

METHOD FOR BONDING STAINLESS STEEL MEMBERS AND STAINLESS STEEL

#71
20170197275
2017-07-13

Method for bonding stainless steel members and stainless steel

#72
20170152930
2017-06-01

PRECISELY ALIGNED, FRICTION WELDED SPIRAL BEVEL OR HYPOID RING GEAR AND DIFFERENTIAL CASE ASSEMBLY

#73
20170151625
2017-06-01

ROTARY TOOL AND JOINING METHOD

#74
20170141484
2017-05-18

Spin-welded electrical ground assemblies

#75
20170072503
2017-03-16

Method for bonding stainless steel members and stainless steel

#76
20170066076
2017-03-09

Mechanical dimpling for vapor expression in welding

#77
20170057204
2017-03-02

In-situ interlocking of metals using additive friction stir processing

#78
20170057005
2017-03-02

Method of joining multiple components and an assembly thereof

#79
20170050262
2017-02-23

Bonding method and bonded structure

#80
20160368024
2016-12-22

Screen bar, bar screen and method for producing a screen bar

#81
20160354860
2016-12-08

Friction stir weld tool and method

#82
20160342179
2016-11-24

Techniques for joining one or more structures of an electronic device

#83
20160339540
2016-11-24

Methods of manufacturing corrosion resistant bimetal parts and bimetal parts formed therefrom

#84
20160332215
2016-11-17

Method of riveting

#85
20160325488
2016-11-10

METHOD FOR JOINING METAL MEMBER WITH RESIN MEMBER, AND JUNCTION OF METAL MEMBER WITH RESIN MEMBER JOINED USING SAID METHOD

#86
20160325342
2016-11-10

Linear actuator assembly

#87
20160325341
2016-11-10

Mounting assembly

#88
20160312923
2016-10-27

Copper and steel composite pipe, manufacturing method, application and welded structure body

#89
20160312831
2016-10-27

Bearing component part, bearing component and process for manufacturing a bearing component

#90
20160305194
2016-10-20

Heat treated heavy weight drill pipe

#91
20160303683
2016-10-20

Bearing component and its manufacturing method

#92
20160303682
2016-10-20

Bearing component part and a method to form a bearing component

#93
20160288245
2016-10-06

REPAIR METHOD AND REPAIR MATERIAL

#94
20160280269
2016-09-29

Extruded metal sub-frame for a vehicle

#95
20160279391
2016-09-29

SOLID STATE METHODS FOR JOINING DISSIMILAR METAL GUIDEWIRE SEGMENTS WITHOUT THE USE OF TERTIARY MATERIAL

#96
20160228980
2016-08-11

Butt welding method and friction stir welding tool

#97
20160221117
2016-08-04

Friction stir welding method for steel sheets and method of manufacturing joint

#98
20160214203
2016-07-28

Friction stir welding method for steel sheets and method of manufacturing joint

#99
20160190598
2016-06-30

Copper-covered steel foil, negative electrode, and battery

#100
20160184921
2016-06-30

Friction stir spot welding structure

#101
20160175982
2016-06-23

In-situ interlocking of metals using additive friction stir processing

#102
20160151854
2016-06-02

Transient liquid phase joining of dissimilar materials

#103
20160114423
2016-04-28

Method for producing a stainless steel diffusion-bonded product

#104
20160107252
2016-04-21

Method and arrangement for producing a three-dimensional material composite using an expansion body

#105
20160052080
2016-02-25

Method for making clad metal pipe

#106
20160031035
2016-02-04

METHOD FOR BONDING STAINLESS STEEL MEMBERS AND STAINLESS STEEL

#107
20160031005
2016-02-04

Method of making an assembly having a cast iron subassembly

#108
20160017455
2016-01-21

Method of making a dual hardness steel article

#109
20150314390
2015-11-05

DIFFERENT-MATERIAL JOINT

#110
20150313405
2015-11-05

Heat zone pan

#111
20150308278
2015-10-29

Method for producing an integral bent housing for an axial turbomachine compressor

#112
20150283647
2015-10-08

Method of manufacturing composite metal material, method of manufacturing mold, method of manufacturing metal product, and composite metal material

#113
20150283433
2015-10-08

Multi-material iron type golf club head

#114
20150266511
2015-09-24

Extruded metal sub-frame for a vehicle

#115
20150258629
2015-09-17

PROCESS FOR WELDING PIPE CONNECTIONS FOR HIGH TEMPERATURE APPLICATIONS

#116
20150222027
2015-08-06

Spin-welded electrical ground and spin welding methods

#117
20150190985
2015-07-09

Chassis and method for manufacturing chassis

#118
20150135533
2015-05-21

Method for producing a piston for an internal combustion engine

#119
20150114069
2015-04-30

Hot clamping method and clamping cooling apparatus

#120
20150104667
2015-04-16

Stainless steel clad steel plate including cladding material for stainless steel clad steel plate and method of manufacturing the same

#121
20150090772
2015-04-02

System for preventing the formation of martensite in metals joining applications

#122
20150041521
2015-02-12

METHOD OF FRICTION-STIR WELDING OF STEEL SHEET

#123
20140034710
2014-02-06

Friction stir welding using a superabrasive tool

#124
20130221502
2013-08-29

Joined body having an anti-corrosion film formed around a junction portion, and a semiconductor device having the same

#125
20130139373
2013-06-06

Clad alloy substrates and method for making same

#126
20130130119
2013-05-23

Method of making negative electrode

#127
20130062395
2013-03-14

FRICTION STIR WELDING USING A SUPERABRASIVE TOOL

#128
20120174760
2012-07-12

Dual hardness steel article

#129
20120126162
2012-05-24

STEAM TURBINE VALVE

#130
20120048980
2012-03-01

Method of forming a wearable surface of a body

#131
20120037115
2012-02-16

METHOD FOR THE PRODUCTION OF A PISTON FOR AN INTERNAL COMBUSTION ENGINE AND PISTON FOR AN INTERNAL COMBUSTION ENGINE

#132
20120021245
2012-01-26

PROCESS FOR JOINING CARBON STEEL PART AND ZIRCONIA CERAMIC PART AND COMPOSITE ARTICLES MADE BY SAME

#133
20120021244
2012-01-26

PROCESS FOR JOINING STAINLESS STEEL PART AND ALUMINA CERAMIC PART AND COMPOSITE ARTICLES MADE BY SAME

#134
20110297733
2011-12-08

Friction stir welding using a superabrasive tool

#135
20110269555
2011-11-03

Outer member of constant speed universal joint

#136
20110239989
2011-10-06

Common rail, common rail holder, and method of producing common rail

#137
20110159313
2011-06-30

Dissimilar metal joining method for magnesium alloy and steel

#138
20110127020
2011-06-02

Method for manufacturing a cooling element and a cooling element

#139
20110052935
2011-03-03

Joining method and joint structure of dissimilar metal

#140
20110005493
2011-01-13

Method of producing common rail and common rail

#141
20100229387
2010-09-16

MULTI-MATERIAL TURBINE ENGINE SHAFT

#142
20100170438
2010-07-08

GAS DISTRIBUTOR COMPRISING A PLURALITY OF DIFFUSION-WELDED PANES AND A METHOD FOR THE PRODUCTION OF SUCH A GAS DISTRIBUTOR

#143
20100146866
2010-06-17

Friction stir welding using a superabrasive tool

#144
20100143747
2010-06-10

Liquid phase diffusion bonding method of metal machine part and such metal machine part

#145
20100124669
2010-05-20

Joining method between Fe-based steels and Ti/Ti-based alloys having joint strength higher than those of base metals by using interlayers and the joints produced using the method

#146
20100047606
2010-02-25

FRICTION WELDING METHOD AND FRICTION WELDING PART

#147
20090202858
2009-08-13

Method for bonding work pieces made of stainless steel, nickel or nickel alloys, using a bonding layer consisting of nickel-phosphorous, method for producing a micro-structured component using such method; micro-structured component obtained by such method

#148
20090123778
2009-05-14

Friction stir method and a pair of workpieces joined by such method

#149
20080190907
2008-08-14

Method of Connecting Metal Material

#150
20080142572
2008-06-19

Method of Connecting Metal Material

#151
20080041922
2008-02-21

Hybrid Resistance/Ultrasonic Welding System and Method

#152
20080029578
2008-02-07

Out-of position friction stir welding of high melting temperature alloys

#153
20070181647
2007-08-09

Application of high integrity welding and repair of metal components in oil and gas exploration, production and refining

#154
20070102492
2007-05-10

Friction stir welding using a superabrasive tool

#155
20070056650
2007-03-15

Method of producing a material composite with explosion-welded intermediate piece

#156
20070012047
2007-01-18

Multi-material turbine engine shaft

#157
20060231595
2006-10-19

Method for friction stir welding of dissimilar materials

#158
20060169747
2006-08-03

Friction stir welding tool

#159
20060163321
2006-07-27

Liquid phase diffusion bonding method of metal machine part and such metal machine part

#160
20060157531
2006-07-20

Single body friction stir welding tool for high melting temperature materials

#161
20060144903
2006-07-06

Method of manufacturing a combined driveshaft tube and yoke assembly

#162
20050273994
2005-12-15

Clad alloy substrates and method for making same

#163
20050246884
2005-11-10

Friction welding structure for striking plate of golf club head and method therefor

#164
20050082342
2005-04-21

Friction stir welding improvements for metal matrix composites, ferrous alloys, non-ferrous alloys, and superalloys using a superabrasive tool

#165
20050035173
2005-02-17

Out-of-position friction stir welding of high melting temperature alloys

#166
17717080
2023-10-31

Cast iron composite cooking vessel

#167
15486776
2018-03-20

Friction rivet for joining different materials